Question

Which equation is true when n= 5?
A 9- n = 13
B 12 = 3
C 2n = 7
D)n +4= 9

Answer 1

D) n+ 4 = 9

Explanation:

A. 9-n=13

= -n =13-9

-n =13-9 = -n =4

= n = -4

Choice A is incorrect

C. 2n =7

2n/2=7/2

n = 3.5

Choice C is incorrect

D. n +4=9

n =9-4

n = 5

Choice D is correct

Answer 2

d you put in 5 in place of where the n is